Suppose ENZ- 1 and ENZ- 2 Are Two Different Restriction

question 18

Multiple Choice

Suppose ENZ- 1 and ENZ- 2 are two different restriction enzymes. If various pieces of DNA from different species are cut with these enzymes (as follows) , which would most easily form recombinant molecules?

• A) Bacterial DNA cut with ENZ- 1 and bacterial DNA cut with ENZ- 2
• B) Human DNA cut with ENZ- 1 and gorilla DNA cut with ENZ- 2
• C) Human DNA cut with ENZ- 2 and gorilla cut with ENZ- 2
• D) Human DNA cut with ENZ- 1 and human DNA cut with ENZ- 2

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Definitions:

Ancestral

Relating to or inherited from an ancestor or ancestors.

Amphibians

Amphibians are a class of cold-blooded vertebrates that include frogs, toads, salamanders, and newts, characterized by their ability to live both on land and in water.

Chordate Group

A large group of animals that, at some stage in their development, possess a notochord, dorsal nerve cord, pharyngeal slits, and a post-anal tail.

Bony Fishes

Fish that have skeletons primarily composed of bone tissue, as opposed to cartilaginous fishes; this group includes the vast majority of current fish species.